Letter to the Editors

Symbols in Technology

Ed
Widener
Purdue University

The
late Sayyed Kazem, our MET colleague from Afghanistan, pushed for consistent
usage of unique symbols. Being globally educated, he viewed "clear communication" as the
key to problem-solving. As a teacher, he liked "specificity" :

The
"point temperature" as read from a thermometer is
"degree-C" (or F).